Iron



FIG. 1 is a front perspective view of an iron showing our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of the various unshaded elements of the iron is for environmental purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for an iron, as shown and described. 